class YARP::EnsureNode

def initialize(ensure_keyword_loc, statements, end_keyword_loc, location)

def initialize: (ensure_keyword_loc: Location, statements: Node?, end_keyword_loc: Location, location: Location) -> void 
def initialize(ensure_keyword_loc, statements, end_keyword_loc, location)
  @ensure_keyword_loc = ensure_keyword_loc
  @statements = statements
  @end_keyword_loc = end_keyword_loc
  @location = location
end